Active Sync fails after Forms Based Auth enabled. I had this working properly with SSL and was able to sync mail with no problems. Now, when I use "https://servername/OMA
" I get:
A System error has occurred while processing your request. Please try again. If the problem persists, contact your administrator.
I also get the following errors in the App Event Viewer:
No user credentials were found in the HTTP request. To fix this problem, do the following: Verify that Anonymous access is turned off on the Outlook(R) Mobile Access virtual directory in Internet Information Services. Also, verify that the Outlook(R) Mobile Access virtual directory is set to require authentication on every request.
(I verified the above security settings)
An unknown error occurred while processing the current request:
Message: Object reference not set to an instance of an object.
t sender, EventArgs e)
ionStep step, Boolean& completedSynchronously)
I have attemped the follow this process (Step 2) to resolve the issue with no success: